Some of us enjoy the lighter, more delicate flavor of white tea, but you might be wondering: Does white tea have caffeine? It’s an important question. Many of us want that little caffeine boost ...

Green tea has different ratios of caffeine depending on the type. Learn about high-caffeine coffee alternatives and decaf ...

An envelope. It indicates the ability to send an email. It turns out Coca-Cola and Red Bull have less caffeine than you may think. We looked at the maximum amount of caffeine you should have each ...

Does boba tea have caffeine? Which options have the least caffeine? Below, we’ll dive into what you need to know before ...

And some rely on caffeine's effects to feel mentally agile throughout the day. But how does it work ... caffeine consumption appears to have little effect on regular users compared to non-users ...

Some researchers speculate there could be a mechanism for caffeine's potential effects on erectile dysfunction—it may have something to do with caffeine's effects on blood flow.

They have been linked ... the more caffeine it contains. A 162 gram bar of pure dark chocolate contains 70 milligrams of caffeine, while white chocolate does not contain any caffeine at all.

All that can be studied are short-term effects. Like other drugs, caffeine does have a definite impact on mental and physical functions. Repeated studies have shown that caffeine is analeptic (it ...

It seems that caffeine may slightly boost the speed of physical movements – but it turns out that its effects on the brain are not what you might have thought. All our results were in line with ...

What gives you this energy boost? For many pre-workout supplements, the answer is: mostly caffeine. Wilson says studies have shown that caffeine can “support perceived energy levels, endurance ...

It’s likely connected with the disruption to the body’s internal clock, or its circadian rhythm,” said American Heart ...

A hit of caffeine is a go-to way to wake up in the morning and to power through the dreaded 3pm energy slump. Another favourite is to have a quick ... a caffeine nap and does it actually work?